circuitpython/examples/network/http_server_ssl.py

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import ubinascii as binascii
try:
import usocket as socket
except:
import socket
import ussl as ssl
# This self-signed key/cert pair is randomly generated and to be used for
# testing/demonstration only. You should always generate your own key/cert.
key = binascii.unhexlify(
b'3082013b020100024100cc20643fd3d9c21a0acba4f48f61aadd675f52175a9dcf07fbef'
b'610a6a6ba14abb891745cd18a1d4c056580d8ff1a639460f867013c8391cdc9f2e573b0f'
b'872d0203010001024100bb17a54aeb3dd7ae4edec05e775ca9632cf02d29c2a089b563b0'
b'd05cdf95aeca507de674553f28b4eadaca82d5549a86058f9996b07768686a5b02cb240d'
b'd9f1022100f4a63f5549e817547dca97b5c658038e8593cb78c5aba3c4642cc4cd031d86'
b'8f022100d598d870ffe4a34df8de57047a50b97b71f4d23e323f527837c9edae88c79483'
b'02210098560c89a70385c36eb07fd7083235c4c1184e525d838aedf7128958bedfdbb102'
b'2051c0dab7057a8176ca966f3feb81123d4974a733df0f958525f547dfd1c271f9022044'
b'6c2cafad455a671a8cf398e642e1be3b18a3d3aec2e67a9478f83c964c4f1f')
cert = binascii.unhexlify(
b'308201d53082017f020203e8300d06092a864886f70d01010505003075310b3009060355'
b'0406130258583114301206035504080c0b54686550726f76696e63653110300e06035504'
b'070c075468654369747931133011060355040a0c0a436f6d70616e7958595a3113301106'
b'0355040b0c0a436f6d70616e7958595a3114301206035504030c0b546865486f73744e61'
b'6d65301e170d3139313231383033333935355a170d3239313231353033333935355a3075'
b'310b30090603550406130258583114301206035504080c0b54686550726f76696e636531'
b'10300e06035504070c075468654369747931133011060355040a0c0a436f6d70616e7958'
b'595a31133011060355040b0c0a436f6d70616e7958595a3114301206035504030c0b5468'
b'65486f73744e616d65305c300d06092a864886f70d0101010500034b003048024100cc20'
b'643fd3d9c21a0acba4f48f61aadd675f52175a9dcf07fbef610a6a6ba14abb891745cd18'
b'a1d4c056580d8ff1a639460f867013c8391cdc9f2e573b0f872d0203010001300d06092a'
b'864886f70d0101050500034100b0513fe2829e9ecbe55b6dd14c0ede7502bde5d46153c8'
b'e960ae3ebc247371b525caeb41bbcf34686015a44c50d226e66aef0a97a63874ca5944ef'
b'979b57f0b3')
CONTENT = b"""\
HTTP/1.0 200 OK
Hello #%d from MicroPython!
"""
def main(use_stream=True):
s = socket.socket()
# Binding to all interfaces - server will be accessible to other hosts!
ai = socket.getaddrinfo("0.0.0.0", 8443)
print("Bind address info:", ai)
addr = ai[0][-1]
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(addr)
s.listen(5)
print("Listening, connect your browser to https://<this_host>:8443/")
counter = 0
while True:
res = s.accept()
client_s = res[0]
client_addr = res[1]
print("Client address:", client_addr)
print("Client socket:", client_s)
# CPython uses key keyfile/certfile arguments, but MicroPython uses key/cert
client_s = ssl.wrap_socket(client_s, server_side=True, key=key, cert=cert)
print(client_s)
print("Request:")
if use_stream:
# Both CPython and MicroPython SSLSocket objects support read() and
# write() methods.
# Browsers are prone to terminate SSL connection abruptly if they
# see unknown certificate, etc. We must continue in such case -
# next request they issue will likely be more well-behaving and
# will succeed.
try:
req = client_s.readline()
print(req)
while True:
h = client_s.readline()
if h == b"" or h == b"\r\n":
break
print(h)
if req:
client_s.write(CONTENT % counter)
except Exception as e:
print("Exception serving request:", e)
else:
print(client_s.recv(4096))
client_s.send(CONTENT % counter)
client_s.close()
counter += 1
print()
main()